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| author | H. Peter Anvin <hpa@zytor.com> | 2001-10-23 06:04:30 +0000 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2001-10-23 06:04:30 +0000 |
| commit | c879222c43f28106db59250965f1e7a26d2cb055 (patch) | |
| tree | f818210d30c5c0ddeddcc54f1d069023c9e3333c | |
| parent | fbb530110cb5127532ed6ff1081f84abf574c43d (diff) | |
| download | lpsm-c879222c43f28106db59250965f1e7a26d2cb055.tar.gz lpsm-c879222c43f28106db59250965f1e7a26d2cb055.tar.xz lpsm-c879222c43f28106db59250965f1e7a26d2cb055.zip | |
Add section about setting errno to ENOMEM.
| -rw-r--r-- | lpsm_malloc.3.in | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/lpsm_malloc.3.in b/lpsm_malloc.3.in index 741866c..52acd65 100644 --- a/lpsm_malloc.3.in +++ b/lpsm_malloc.3.in @@ -118,14 +118,29 @@ returns no value. .PP .B lpsm_realloc() returns a pointer to the newly allocated memory, which is suitably -aligned for any kind of variable and may be different from +aligned for any kind of variable that can fit into the new allocation size +and which may be different from .IR ptr , or .B NULL -if the request fails or if size was equal to 0. If +if the request fails or if size was equal to 0 and +.I ptr +was not +.BR NULL . +If .B lpsm_realloc() fails the original block is left untouched - it is not freed or moved. -.PP +.SH "ERRORS" +On error, +.BR lpsm_malloc() , +.BR lpsm_zalloc() , +.BR lpsm_calloc() +or +.BR lpsm_realloc() +sets +.I errno +to +.BR ENOMEM . .SH "CONFORMING TO" These functions mimic in as much as possible the ISO C and POSIX behaviour of the equivalent transient memory allocation functions. |